docstr: Flush the current configuration into the configuration file.
docstr_tok: ["Flush","the","current","configuration","into","the","configuration","file","."]
code: def flush(self):
      """Flush the current configuration into the configuration file."""
      with open(self.file, "w") as file:
          # convert EasyDict to dict
          cfg = json.loads(json.dumps(self.data))
          yaml.dump(cfg, file)
  
imports: import hashlib
  import os
  import time
  import json
  import uuid
  import yaml
  from easydict import EasyDict
  import paddlehub.env
label_desc: Use image node_id 5 for calling the CacheConfig obj's underlying member method code with example usage: obj.flush() without return types